The Fricke 397550036005138 is a genuine Fricke Freewheel Coupling, specifically designed as an F5/1 right-hand rotating unit. This robust coupling is engineered for use with PTO shafts featuring F5/1 profile tubes, ensuring reliable power transmission in agricultural and industrial applications. It features 1 3/8" 6-spline connections on both the tractor and implement sides, making it compatible with standard PTO systems. With a maximum torque capacity of 1000 Nm, this coupling provides essential overload protection and smooth operation. Its overall length is 170 mm and it weighs 3.5 kg.